<header class="main-header">
    <a href="javascript:void(0);" class="logo">
        <span class="logo-mini">折叠</span>
        <!-- <span class="logo-lg">展开的菜单栏</span> -->
        <span class="logo-lg">点点通管理平台V1.0</span>
    </a>
    <nav class="navbar navbar-static-top">
        <a href="#" class="sidebar-toggle" data-toggle="offcanvas" role="button">
            <span class="sr-only">Toggle navigation</span>
        </a>
    </nav>
</header>
